Base | Representation |
---|---|
bin | 100111000111010… |
… | …0000000111101000 |
3 | 10101110120001212000 |
4 | 1032032200013220 |
5 | 10141440040144 |
6 | 334121451000 |
7 | 44344265163 |
oct | 11616400750 |
9 | 3343501760 |
10 | 1312424424 |
11 | 613913993 |
12 | 307640a60 |
13 | 17bb981cc |
14 | c6436ada |
15 | 7a346769 |
hex | 4e3a01e8 |
1312424424 has 64 divisors (see below), whose sum is σ = 3651696000. Its totient is φ = 436746240.
The previous prime is 1312424423. The next prime is 1312424437. The reversal of 1312424424 is 4244242131.
It is a super-4 number, since 4×13124244244 (a number of 38 digits) contains 4444 as substring.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is a nude number because it is divisible by every one of its digits.
It is not an unprimeable number, because it can be changed into a prime (1312424423) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 133717 + ... + 143195.
It is an arithmetic number, because the mean of its divisors is an integer number (57057750).
Almost surely, 21312424424 is an apocalyptic number.
It is an amenable number.
1312424424 is an abundant number, since it is smaller than the sum of its proper divisors (2339271576).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1312424424 is a wasteful number, since it uses less digits than its factorization.
1312424424 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 10135 (or 10125 counting only the distinct ones).
The product of its digits is 6144, while the sum is 27.
The square root of 1312424424 is about 36227.3988025638. The cubic root of 1312424424 is about 1094.8587695503.
Adding to 1312424424 its reverse (4244242131), we get a palindrome (5556666555).
The spelling of 1312424424 in words is "one billion, three hundred twelve million, four hundred twenty-four thousand, four hundred twenty-four".
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